diff --git a/components/sceneutil/riggeometry.cpp b/components/sceneutil/riggeometry.cpp
index dd6b9a499..2a67c6ce6 100644
--- a/components/sceneutil/riggeometry.cpp
+++ b/components/sceneutil/riggeometry.cpp
@@ -59,7 +59,8 @@ public:
 };
 
 RigGeometry::RigGeometry()
-    : mFirstFrame(true)
+    : mSkeleton(NULL)
+    , mFirstFrame(true)
     , mBoundsFirstFrame(true)
 {
     setCullCallback(new UpdateRigGeometry);
@@ -69,6 +70,7 @@ RigGeometry::RigGeometry()
 
 RigGeometry::RigGeometry(const RigGeometry &copy, const osg::CopyOp &copyop)
     : osg::Geometry(copy, copyop)
+    , mSkeleton(NULL)
     , mInfluenceMap(copy.mInfluenceMap)
     , mFirstFrame(copy.mFirstFrame)
     , mBoundsFirstFrame(copy.mBoundsFirstFrame)
diff --git a/components/sceneutil/riggeometry.hpp b/components/sceneutil/riggeometry.hpp
index ea4245aa8..bd7c586c4 100644
--- a/components/sceneutil/riggeometry.hpp
+++ b/components/sceneutil/riggeometry.hpp
@@ -46,7 +46,7 @@ namespace SceneUtil
 
     private:
         osg::ref_ptr<osg::Geometry> mSourceGeometry;
-        osg::ref_ptr<Skeleton> mSkeleton;
+        Skeleton* mSkeleton;
 
         osg::ref_ptr<InfluenceMap> mInfluenceMap;